Archive: 29/11/2013

Lidar rangefinders, which are common tools in surveying and in autonomous-vehicle control, among other applications, gauge depth by emitting short bursts of laser light and measuring the time it takes for reflected photons ...

(Phys.org) —The frictional characteristics of nanotextured surfaces cannot be fully described by the framework of Amontons' laws of friction, according to new research from the University of Bristol, published in ACS Nano.

Brazil's state-owned telecom provider Telebras signed a $560 million contract to deliver a satellite for secure communications on Thursday, following months of outrage over revelations of US cyber-spying.

Twitter just issued its IPO but a lingering question is how the popular worldwide microblog company will turn a profit. One U.S. company thinks it has found one way to help Twitter, and itself, make money.